HomeAppsProductivityCallDetectorApps like CallDetector Here are some great alternatives to CallDetector by PrivacyStar : Call Blocker:Caller ID & Block ★4.4 Octocaller: Spam Blocker ★4.2 Caller ID, Phone Number Lookup ★4.3 Who - Caller ID, Spam Block ★3.4 Call Blocker - Block Numbers ★4.4 Spam Call Blocker for Android ★4.3 Caller ID & Spam Call Blocker ★4.4 CallApp: Caller ID & Block ★4.3 Nize - Caller ID. Spam Blocker ★4.4 Robokiller - Spam Call Blocker ★4.1 ViewCaller ID & Spam Block SMS ★4.2 Caller ID & Spam Call Blocker ★4.0 Calls: Call Blocker & Phone ID ★4.2 Call Guardian ★4.3 Stop Spam Call Blocker ★4.1 Spokeo - Identify Unknown Call ★4.1